-3.7% is the change from 891 to 858
Calculation steps:
[( 858 - 891 ) ÷ 891] x 100 = -3.7%
Formula
Percentage change = [(858 - 891) / 891] x 100
Subtract the new number by the original number
858 - 891 = -33
-33 ÷ 891 = -0.037037037037037035
-0.037037037037037035 x 100 = -3.7%